2019982181

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{87631}}^1$

素因数の和:87764

約数の個数: 16

約数和(自身を含む): 2397611520

約数和(自身を除く): 377629339

約数列:

[1, 7, 37, 89, 259, 623, 3293, 23051, 87631, 613417, 3242347, 7799159, 22696429, 54594113, 288568883, 2019982181]

約数ペア:

[(1, 2019982181), (7, 288568883), (37, 54594113), (89, 22696429), (259, 7799159), (623, 3242347), (3293, 613417), (23051, 87631)]